Watch List notes:

KINGS of MACEDON. Alexander I. 498-454 BC. AR Tetrobol (14mm, 2.11 g, 11h). Aigai mint. Struck circa 480/79-477/6 BC. Horse stepping right / Helmeted head left in linear square within incuse square. Raymond Group I, 40 (A6/P5); HGC 3, 772 corr. (rev. head left or right). Toned. In NGC encapsulation 2400512-008, graded Ch VF, Strike: 4/5, Surface: 4/5.